Rockwell Automation 1761-NET-ENIW MicroLogix Ethernet Interface (ENI) User Manual - Manual (Page 59)

Publication 1761-UM006E-EN-P - August 2005
ENI/ENIW Configuration (Nodes 241 to 254) 4-19
Node 249 - From String
Node 249 holds the ASCII string that is sent with any email message
initiated by the ENI/ENIW. Criteria for a valid email From String
include:
• The From String remains at the default value unless changed by
the user. See page 4-12 for default information.
• The From String must contain an “@” symbol.
• The From String cannot contain any spaces or special ASCII
characters.
• The maximum length of the From String is 64 characters. Any
additional characters are ignored.
• To configure the From String, initiate a message with a string
element as the data. The message instruction procedure is
shown on page 4-24.
Node 248 - Save/Reset Function
Depending on the value of the Save/Reset option, the ENI/ENIW
performs the following operations when receiving a 485CIF/PLC2
Unprotected Write message of one element (integer) to Node 248.
Table 4.8 Save/Reset Function
Value of
Save/Reset ENI/ENIW Operation
0 The ENI/ENIW immediately stops all normal operations and saves the
configuration to non-volatile memory.
IMPORTANT
The ENI/ENIW may take up to 60 seconds to
complete this save operation. The configuration is
not permanently saved until the Save command is
sent.
1 The ENI/ENIW immediately stops all normal operations and performs a
soft reset.
2 The ENI/ENIW immediately stops all normal operations, performs a soft
reset, and returns all parameters to their “out-of-box” settings.
3 The ENI/ENIW immediately stops all normal operations, performs a soft
reset, and returns all parameters to their “out-of-box” settings (except
for the IP address, Subnet Mask, Gateway ID, and Security Mask).